Samsung PN51E550 E-Manual page 76

external devices may
support this function°
_,_,e:vs_: Select the interval to adjust.
A dj ust s t he red level.
Adjusts the green level.
Sl ,:e: Adjusts the blue level.
Resets the ::(:: _::::::: _:::::: !: ::::; to
its default settings.
Adjusts the primary color intensity.
+ _ ::+::pe:tPstte ++,